"People who do bad things sometimes believe they're doing it for the best of motives." Dr Adrian Needs is a forensic psychologist based at the University of Portsmouth. Prior to this, he spent 14 years working in HM Prison Service, rising to the rank of Principal Psychologist, working in high security prisons such as Wakefield, Full Sutton, and Hull Special Unit. Having spent many hours interviewing notorious paedophiles and killers, Adrian can delve into the darkest parts of criminal minds. Get in touch on social media by searching for Crime+Investigation and using #MakingAMonster, and leave your thoughts in the review section of your podcast app. Making a Monster: The Tapes features interviews recorded by Monster Films for the Crime+Investigation TV series, and was hosted by Cherry Healey, produced by Sam Pearson and Chloe Frost, with editing by Joel Porter.